
public class exercise {
	public static void main(String[] args) {
//		​	已知一个二维数组 arr = {{11, 22, 33}, {33, 44, 55}};
//		​	遍历该数组，取出所有元素并打印
		int [][] arr= {{11, 22, 33}, {33, 44, 55}};
		for (int i = 0; i < arr.length; i++) {
			for (int j = 0; j < arr[i].length; j++) {
				System.out.println(arr[i][j]);
			}
		}
	}

}
